<template>
    <div class="icons">
        <swiper :options="swiperOptions">
            <swiper-slide v-for="(page,index) of pages" :key="index">
                <div class="icon" v-for="item of page" :key="item.id">
                    <div class="icon-img">
                        <img class="icon-img-content" :src="item.imgUrl" alt="">
                    </div>
                    <p class="icon-desc">{{item.desc}}</p>
                </div>
            </swiper-slide>
        </swiper>
    </div>
</template>

<script>
export default {
    name: 'HomeIcons',
    props:{
        list:Array
    },
    data(){
        return {
            swiperOptions:{
                autoplay: false
            }
        }
    },
    computed:{
        pages (){
            const pages=[]
            this.list.forEach((item,index)=>{
                const page = Math.floor(index / 8)
                if(!pages[page]){
                    pages[page] = []
                }
                pages[page].push(item)
            })
            return pages;
        }
    }
}
</script>

<style lang="stylus" scoped>
    @import '~style/varlbles.styl'
    @import '~style/mixins.styl'
    .icons >>> .swiper-container
        height 0
        padding-bottom 50%
    .icons
        margin-top .1rem
        .icon
            position relative
            overflow hidden
            float left
            width 25%
            height 0
            padding-bottom 25%
            .icon-img
                position:absolute
                top 0
                left 0
                right 0
                bottom .44rem
                box-sizing border-box
                padding .1rem
                .icon-img-content
                    display block
                    margin 0 auto
                    height 100%
            .icon-desc
                position absolute
                left 0
                right 0
                bottom 0
                height .44rem
                line-height .44rem
                text-align center
                color $darkTextColor
                ellipsis()
</style>